Table 2.
Patient and tumor characteristics as predictors of survival
| Univariate Cox model of major predictors | ||
| Covariate | Hazard ratio | p value |
| Genotype (A over C/C) | 3.63 | 0.0004*** |
| Lymph nodes (positive over negative) | 2.03 | 0.037 |
| Surgical margins (positive over negative) | 0.663 | 0.332 |
| Histologic grade (1,2,3 as continuous variable) | 0.703 | 0.217 |
| Age at diagnosis | 0.982 | 0.2098 |
| Adjuvant chemotherapy (no over yes) | 0.748 | 0.3988 |
| Gender (female over male) | 0.723 | 0.3358 |
| Diabetes (no over yes) | 1.218 | 0.5761 |
| Family history of pancreatic cancer (no over yes) | 0.794 | 0.6388 |
| Smoker (no over yes) | 0.9858 | 0.994 |
| Cox model of genotype and lymph nodes together | ||
| Covariate | Hazard ratio | p value |
| Genotype (A over C/C) | 3.6 | 0.0005*** |
| Lymph nodes (positive over negative) | 2.0 | 0.05 |